Deactivating WordPress Maintenance Mode

When you update WordPress, your Web site briefly goes into maintenance mode. If there are problems with the update or a timeout, the website may get stuck in maintenance mode. In this case you and your visitors will only see a white page with the message to come back at a later time. There is a simple solution to this problem:

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Disable maintenance mode via FTP

This allows you to deactivate the maintenance mode via FTP after a failed WordPress update: